David Swensen (Leveraged)
Today’s Change (Mar 17, 2026)
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A symphony is an automated trading strategy — Learn more about symphonies here
About
A Yale-style, equity-forward portfolio using six ETFs with leverage (6 assets: UPRO, EDC, EFO, DRN, TIP, TYD) and a quarterly rebalance. Aims for growth through diversified world exposure and real assets, with risk amplified by leverage and daily reset mechanics.
What you’re seeing is a six-ETF portfolio designed to mimic a Yale-style endowment with a twist: it uses leverage to try to boost returns. Here’s the layman breakdown:
- ETFs are investment funds you can buy like a stock; each one tracks a group of assets. In this plan, the six ETFs map to different parts of the world and different kinds of assets.
- Leveraged ETFs (the ones with 3x) attempt to multiply the daily move of their underlying index by about 3. If the underlying index goes up 1% on a given day, the leveraged ETF may go up roughly 3% that day; if it goes down 1%, the ETF may fall about 3%. Over longer periods, the actual result can be very different from simply 3x the market because the leverage resets every day and compounding can distort long-run returns.
- The targets add up to 100% of the portfolio: 30% in UPRO (3x S&P 500), 5% in EDC (3x Emerging Markets), 15% in EFO (3x Europe/Australia/Far East developed markets), 20% in DRN (3x Real Estate), 15% in TIP (inflation-protected bonds), and 15% in TYD (3x 7–10 year Treasuries). That’s a mix of growth (stocks), international exposure, real estate, inflation protection, and bonds.
- Rebalancing quarterly means every few months you readjust back to these target weights so one asset class doesn’t dominate because it rose or fell more than the others. The description also mentions daily rebalancing in narrative form, but the core plan specifies quarterly rebalancing in the structure you provided.
- The intent is to blend different sources of return (domestic and international stocks, real assets, and bonds) to smooth risk and pursue higher growth than a simple 60/40 stock/bond mix, while using leverage to amplify potential gains.
- Important caveats: leverage magnifies both gains and losses; because these are daily-levered products, long-term results can diverge significantly from simple multiplication of index returns. The costs (expense ratios) and potential tracking errors also matter. Tax considerations, liquidity, and the fact that some regions (emerging markets, international stocks) can be more volatile add to risk.
- This is an aggressive, risk-tolerant approach best suited for an investor who can tolerate big swings, has a long time horizon, and is comfortable reading ETF disclosures and monitoring positions. It is not a conservative or guaranteed-return strategy.
An endowment-style, globally diversified strategy with leverage and quarterly rebalancing. Out-of-sample: ~17.2% annualized return, Sharpe ~0.72, Calmar ~0.60, max drawdown ~28.9%. Higher risk than S&P but adds inflation protection and real assets as a diversifier.
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Invest in this strategy
OOS Start Date
Sep 4, 2024
Trading Setting
Quarterly
Type
Stocks
Category
Leveraged equities, diversified assets, quarterly rebalance, real estate, inflation-protected bonds
Tickers in this symphonyThis symphony trades 6 assets in total